Explore the premium Caterpillar 20R-1497 Engine AR (20R1497)—a powerful, reliable remanufactured engine assembly designed specifically for the Caterpillar C175-20 Engine – Machine A4K, and built to handle the demanding workloads of CAT 797 Truck (5YW) y Camión 797B (JSM) applications. This high-performance engine is precision-engineered for long life, maximum fuel efficiency, and exceptional output in harsh mining environments. Ideal for replacing or upgrading your current CAT engine with a trusted OEM solution. Find unmatched quality and performance from a supplier you trust.